How Do i run it?

Simple Enough, download and launch the program, you will be presented with this icon in your menu bar
Upon Clicking it you will be presented with a menu like below, click Preferences
Customize your preferences as you like,
Note: Please use FULL URL
Not all URLS are Curl-able, so double check yours is
Remember to Activate the change in your Timer if you change it
When your Text is Located, Growl will notify You and tell you the text it found
Or that the Page has Changed, Click it to visit the URL
 
Inverse Locate: Locate when your text is NOT on the site
Monitor Entire Page: checks if the page changes in any way (collects footprint at startup)